CDBU42-HF Product Overview

Introduction

The CDBU42-HF is a high-frequency, ultra-low reverse recovery time Schottky diode that belongs to the category of semiconductor devices. This entry provides an in-depth overview of the CDBU42-HF, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Semiconductor Devices
• Use: Rectification, Voltage Clipping, Switching
• Characteristics: High-frequency operation, Ultra-low reverse recovery time
• Package: SOD-123FL
• Essence: Schottky Diode
• Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

• Maximum Forward Voltage Drop: 0.45V
• Reverse Voltage: 40V
• Forward Current: 4A
• Operating Temperature Range: -65°C to +150°C

Detailed Pin Configuration

The CDBU42-HF has a standard SOD-123FL package with the following pin configuration: 1. Anode 2. Cathode

Functional Features

• Ultra-low reverse recovery time
• High-frequency operation capability
• Low forward voltage drop
• Excellent thermal performance

Advantages and Disadvantages

Advantages

• Fast switching speed
• Low power dissipation
• Compact package size
• High reliability

Disadvantages

• Limited maximum reverse voltage
• Sensitive to overvoltage conditions

Working Principles

The CDBU42-HF operates based on the Schottky barrier principle, where the metal-semiconductor junction allows for fast switching and low forward voltage drop. When a forward bias is applied, the diode conducts current with minimal delay due to its ultra-low reverse recovery time.

Detailed Application Field Plans

The CDBU42-HF is ideally suited for applications requiring high-frequency rectification and voltage clipping. Some specific application fields include: - Switching power supplies - DC-DC converters - Voltage clamping circuits - Reverse polarity protection

Detailed and Complete Alternative Models

For users seeking alternative models to the CDBU42-HF, the following options are available: 1. CDBU41-HF: Similar characteristics with lower forward current rating 2. CDBU43-HF: Higher reverse voltage rating with slightly longer reverse recovery time 3. CDBU44-HF: Lower forward voltage drop with similar reverse voltage rating

In conclusion, the CDBU42-HF offers exceptional performance in high-frequency applications, making it a preferred choice for various power management and rectification tasks.

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